APPENDICES
APP − 78
MELSEC-A
Table 2.6 Instruction Processing Time of CPUs (Continue)
Processing Time (µs)
An
AnN, A3V, A73
A3N Board
A3H, A3M A2A, A2U
A3A
A3U, A4U
D D
Instruction Condition
D R
Other
than
X, Y
X, Y
R
Other
than
X, Y
X, Y
R R
DECO S D n n=2 249 164 163 216 200* 200* 205* 28 21
DECOP S D n n=2 249 164 163 216 200* 200* 205* 28 21
SEG 170
91
A3V:92
91 155 3.4 3.4 11 6.4 4.8
ENCO S D n n=2 478 164 163 195 188* 188* 193* 38 28
ENCOP S D n n=2 478 164 163 195 188* 188* 193* 38 28
BSET D n n=5 107 90 90 5.0 5.0 9.6 7.2
BSETP D n n=5 107 90 90 5.0 5.0 9.6 7.2
BRST D n n=5 114 97 96 5.0 5.0 9.6 7.2
BRSTP D n n=5 114 97 96 5.0 5.0 9.6 7.2
UNI S D n n=4 159 131 131 155* 155* 31 24
UNIP S D n n=4 159 131 131 155* 155* 31 24
DIS S D n n=4 180 154 153 155* 155* 25 19
DISP S D n n=4 180 154 153 155* 155* 25 19
ASC 140 120 120 120 107* 107* 107* 3.4 2.6
FIFW 340 101 101 123 136* 136* 140* 20 15
FIFWP 340 101 101 123 136* 136* 140* 20 15
FIFR 202 118 118 134 207* 207* 211* 69 52
FIFRP 202 118 118 134 207* 207* 211* 69 52
n2=1 190 190 190 228* 228* 228* 42 32
LRDP n1 S D n2
n2=32 190 190 190 228* 228* 228* 42 32
n2=1 200 200 200 236* 236* 236* 49 37
LWTP n1 D S n2
n2=32 446 446 446 415* 415* 415* 89 66
n3=1 172 172 172 183* 183* 183* 32 24
RFRP n1 n2 D
n3
n3=32 172 172 172 183* 183* 183* 32 24
n3=1 176 176 176 185* 185* 185* 34 26
RTOP n1 n2 S
n3
n3=32 176 176 176 185* 185* 185* 34 26
WDT 64 64 64 49* 49* 49* 5.0 3.8
WDTP 64 64 64 49* 49* 49* 5.0 3.8
1 condition
contact
771 771 282* 282* 282* 33 25
50 condition
contacts
3380 3380 2210* 2210* 2210* 1257 943
100 condition
contacts
6887 6887 4180* 4180* 4180* 2503 1877
CHK
Fault check
instruction
150 condition
contacts
10137 10137 6140* 6140* 6140* 3753 2815
R: Refresh mode, D: Direct mode
* With an A3M, processing time will be 20µs longer than the indicated time.
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